295 CDUS46 KMTR 090845 CLISFO CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 1245 AM PST FRI DEC 9 2016 ................................... ...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR DECEMBER 8 2016... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1927 TO 2016 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 61 321 PM 69 1988 57 4 60 MINIMUM 49 603 AM 29 1978 45 4 52 AVERAGE 55 51 4 56 PRECIPITATION (IN) YESTERDAY 1.32R 0.98 2004 0.12 1.20 0.00 MONTH TO DATE 1.76 0.90 0.86 0.21 SINCE OCT 1 6.08 4.23 1.85 1.63 SINCE JAN 1 18.52 17.52 1.00 5.28 SNOWFALL (IN) YESTERDAY MM 0.0 MONTH TO DATE 0.0 SINCE DEC 1 0.0 SINCE JUL 1 0.0 DEGREE DAYS HEATING YESTERDAY 10 14 -4 9 MONTH TO DATE 102 106 -4 95 SINCE DEC 1 102 106 -4 95 SINCE JUL 1 516 670 -154 452 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE DEC 1 0 0 0 0 SINCE JAN 1 142 164 -22 327 .................................................................. WIND (MPH) RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION NE (50) HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION E (80) HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION E (90) AVERAGE WIND SPEED 6.7 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 1.0 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. RAIN LIGHT RAIN FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 96 1000 AM LOWEST 87 400 PM AVERAGE 92 .......................................................... THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 57 67 1950 MINIMUM TEMPERATURE (F) 45 24 1972 SUNRISE AND SUNSET DECEMBER 9 2016......SUNRISE 713 AM PST SUNSET 451 PM PST DECEMBER 10 2016......SUNRISE 714 AM PST SUNSET 451 PM PST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$